def testAdapterInContext(self):
class I1(Interface):
pass
class I2(Interface):
pass
class C(object):
implements(I1)
def __conform__(self, iface, default=None):
if iface == I2:
return 42
ob = C()
servicemanager = StubServiceService()
context = ConformsToIServiceService(servicemanager)
class I3(Interface):
pass
servicemanager.sm.provideAdapter((I1,), I3, '', lambda x: 43)
# If an object implements the interface you want to adapt to,
# getAdapterInContext should simply return the object.
self.assertEquals(getAdapterInContext(ob, I1, context), ob)
self.assertEquals(queryAdapterInContext(ob, I1, context), ob)
# If an object conforms to the interface you want to adapt to,
# getAdapterInContext should simply return the conformed object.
self.assertEquals(getAdapterInContext(ob, I2, context), 42)
self.assertEquals(queryAdapterInContext(ob, I2, context), 42)
class I4(Interface):
pass
# If an adapter isn't registered for the given object and interface,
# and you provide no default, raise ComponentLookupError...
self.assertRaises(ComponentLookupError,
getAdapterInContext, ob, I4, context)
# ...otherwise, you get the default
self.assertEquals(queryAdapterInContext(ob, I4, context, 44), 44)
# If you ask for an adapter for which something's registered
# you get the registered adapter
self.assertEquals(getAdapterInContext(ob, I3, context), 43)
self.assertEquals(queryAdapterInContext(ob, I3, context), 43)
def _callFUT(self, *args, **kw):
from zope.component import getAdapterInContext
return getAdapterInContext(*args, **kw)
def _callFUT(self, *args, **kw):
from zope.component import getAdapterInContext
return getAdapterInContext(*args, **kw)
